/* 提示框的CSS样式 */
#agplAlert {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(105, 105, 105, 0.9);
    text-align: center;
    padding: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    animation-fill-mode: forwards;
    opacity: 0;
}

/* 动画效果 */
@keyframes slideOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}
/* 当提示框显示时添加动画 */
.showAlert {
    animation: slideOut 7s forwards;
}